Transactions of the 11th Caribbean Geological Conference, Barabados

Transactions of the 11th Caribbean Geological Conference

(Note on pagination of these transactions. Instead of sequentially numbered pages, each paper was given a number, and then each page of the paper was numbered individually. For example, page 4 of the first paper was numbered 1:4 etc.)

11th Caribbean Geological Conference Barbados 1984

TABLE OF CONTENTS LIST AND ABSTRACTS

PAPERS AND ABSTRACTS:

CARBONATES AND BIOSTRATIGRAPHY IN THE CARIBBEAN

1. Rudistid Biofacies Across the El Abra Formation (Late Albian(?), Early-Middle Cenomanian), Northeastern Mexico- C.C. JOHNSON, L.S. COLLINS AND E.G. KAUFFMAN

2. Submarine Diagenesis of Holocene Reef Limestones on Shallow Fore-Reef Slopes, Bucco Reef Complex Tobago-DEREK HUDSON AND ERIC MOUNTJOY

3. Some Aspects of Tertiary Vegetational History in the Gulf? Caribbean Region ALAN GRAHAM

4. Un Nuevo examen de la distribucion estratigrafica y de la reparticion paleografica de foraminiferos bentonicos grandes de la region del carib y sus consecuuencias-sobre la hi-storia geodinamica de esta region-JACQUES BUTTERLIN

5. Early Tertiary Larger Foraminifera and Platform Carbonates of the Northern Caribbean-E. ROBINSON

6. Geometry and Sediment Facies of lnterdiapiric Basin Along the Caribbean Colombian Margin-G. VERNETTE AND A. KLl NGEBIEL

7. Calcareous-Siliceous Sediments in South-Western Trinidad and Radiolarian Lithofacies Diachrony in the Caribbean Neogene-FLORENTIN J.M.R. MAURRASSE AND JOHN E. KEENS-DUMAS

8. Stratigraphical and Paleoecological Distribution of Calcareous Nannofossils throughout the Quaternary in the Caribbean Sea-ANNICK PUJOS

SEDIMENTOLOGY AND GEOLOGY OF MODERN CULTURAL PROBLEMS

9. Coastal Erosion and Conservation in Two Eastern Caribbean Islands Barbados and Grenada-DR. G. CAMBERS

10. Late Quaternary Paleoclimatic Evidence in the Caribbean Northern and South America- CAR LOSSCHUBERT

11. The Dynamics of Erin Spit, South Trinidad-CICELY GEORGES, DEREK HUDSON AND SATNARINE BACHEW

12. The Rio Claro Boulder Bed of Central Trinidad: A Sedimentary or Tectonic Event R.D. LISKA

13. Annual Variations in the Concentration of Suspended Matter in the Mahury and Maroni (French Guiana)J.M. JOUANNEAU AND M. PUJOS

14. Nearshore processes and Sedimentation at Queen's and Richmond Bays, Tobago, West Indies-CHARMAINE BERNADETTE O'BRIEN AND DR DAVID LAWSONTECTONICS IN THE CARIBBEAN

15. Structure and Kinematics of the Oceanic Nappes Barbados- RUDOLPH TORRINI JR.

16. Subhorizontal Structures and Duplex in the Accertionary Complex of Barbados at Walkers Savannah .-PAMELA E. JANSMA AND ROBERT C. SPEED

17. Structural Evolution of the Accretionary Complex of Barbados in the Morgan Lewis Area- RICHARD L. SEDLOCK AND ROBERT C. SPEED

18. Geology of the Eastern San Francisco Push Up Northeastern Hispaniola-GUGLIELMO GIOVANNI JR. AND MARGARET ANNE WINSLOW

19. Tectonic Evolution of an Actively Deforming Back-Arc Basin the Limon Basin of Costa Rica- MARGARET A. WINSLOW, LUIS A. VEGA AND RONALD C. HALL

20. Tectonostratigraphy of the SanFranciscoRidge Area in the Northeastern Cibao Valley, Dominican Republic-A.C. NADAI AND M.A. WINSLOW

MINERALOGY AND GEOCHEMISTRY

21. Geochemistry of the Metavolcanics in the Parlatuvier formation Tobago: Evidence of an Island arc origin -T.A. JACKSON, J.M. DUKE, T.E. SMITH AND C.H. HUANG

22. The alteration-halo of the Hope Lead-Zinc deposit Jamaica: Major element chemical changes-BARBARA E. CARBY

23. The Ophiolitic Nicoya Complex, Costa Rica, Central America: Genetic implications by the Strontium Isotopic composition of Igneous Rocks-HEIKO Wl LDBERG AND ALBRECHT BAUMANN

24. Neotectonic Springs, Northern Monagas, Eastern Venezuela-NOEL MARINO AND GLADYS ZANNIN

25. Hot spot Basalts from Southern Haiti: Evidence for derivation of Titanium Oxide rich Dumisseau formation Magmas from a Homogeneous mantle source-GAUTAM SEN AND FLORENTIN MAURRASSE

26. Geology, hydrothermal alteration and geochemistry of epithermal gold-silver mineralization in the Restauractionarea, Dominican Republic-J. ALBERTO AMARANTE, JORGE JIMENEZ AND JOHN F. LEWIS

27. The mineralogy and chemistry of the Silica sand deposits, St. Elizabeth, Jamaica -J. WEST-THOMAS, T.A JACKSON, J.M. DUKE, T.E. SMITH AND C.H. HAUNG

28. Geochemical Dispersion Patterns for St. Lucia and St. Vincent West Indies Interpreted in Terms of Geological and Environmental Parameters-STEPHEN L. BOLIVAR AND LARRY W. MAASSEN

GENERAL CARIBBEAN GEOLOGY

29. Geological History of Barbados: A Preliminary Synthesis- ROBERT C. SPEED30. Nappe Dismembered by Melange Intrusi on Cattlewash Barbados- DR. K. LARUE

31. Gloria Survey of the Cayman Trough: A Preliminary Report-T. EDGAR, L PARSON, W DILLON, C. JAC0BS,. K SCANLON AND G. HILL

32. Gloria Sidescan-Sonar Survey of the Eez of Puerto Rico and the U.S. Virgin Islands- K. M. SCANLON AND D. G. MASSON

33. Geological Setting and Characteristics of Blueschist and Eclogite bearing Melange in Northern Hispaniola-GRENVILLE DRAPER AND FREDERICK NAGLE

34. Seismic Stratigraphy-and Sedimentation of the Cariaco Basin and Surrounding Continental Shelf, Northeastern Venezuela-DONALD GODDARD

35. Tectonostratigraphic Units of Central Cuba- CHARLES HATTEN, MARK SOMIN, GUILLERMO MILLAN, PAUL RENNE, RONALD W. KISTLER AND JAMES M. MATTINSON

36. A Study of Barbados Intermediate Unit Surface and Subsurface-L. BARKER, J.M. GORDON AND R. SPEED

PETROLEUM GEOLOGY

37. Detailed Images of Formations in a Borehole by the formation Micro Scanner- PEDRO IVO de ASSIS AND ROBERT K. CORNELL

38. Petroleum Source Rock Evaluation of the Teritiary of Trinidad- K. RODRIGUES

39. An Approach to the Evaluation and Exploitation of Hydrocarbons from the Barbados Accretionary Prism-P.PAYNE, M. SARGEANT AND K. JONES